This biographical data was taken from the Federal Judicial Center [link] on Aug 15, 2016:

Smalley, David Allen

Born April 6, 1809, in Middlebury, VTDied March 10, 1877, in Burlington, VT

Federal Judicial Service:Judge, U.S. District Court, District of VermontNominated by Franklin Pierce on February 2, 1857, to a seat vacated by Samuel Prentiss. Confirmed by the Senate on February 3, 1857, and received commission on February 3, 1857. Service terminated on March 10, 1877, due to death.